Skid frame



FIG. 1 is a front perspective view of a skid frame showing our new design;

FIG. 2 is a rear perspective view of the design for the skid frame of FIG. 1 ;

FIG. 3 is a front view of the design for the skid frame of FIG. 1 ;

FIG. 4 is a rear view of the design for the skid frame of FIG. 1 ;

FIG. 5 is a left side view of the design for the skid frame of FIG. 1 ;

FIG. 6 is a right side view of the design for the skid frame of FIG. 1 ;

FIG. 7 is a top view of the design for the skid frame of FIG. 1 ; and,

FIG. 8 is a bottom view of the design for the skid frame of FIG. 1 .

The broken lines in the figures show portions of the skid frame which form no part of the claimed design. 

CLAIM The ornamental design for a skid frame, as shown and described. 